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* replace exit with assert in test_single_page * improve save_raw_single_page docs option * More grammar fixes * "Built from" link in new tab * fix mistype * Example of include in docs * add anchor to meeting form * Draft of translation helper * WIP on translation helper * Replace some fa docs content with machine translation * add normalize-en-markdown.sh * normalize some en markdown * normalize some en markdown * admonition support * normalize * normalize * normalize * support wide tables * normalize * normalize * normalize * normalize * normalize * normalize * normalize * normalize * normalize * normalize * normalize * normalize * normalize * lightly edited machine translation of introdpection.md * lightly edited machhine translation of lazy.md * WIP on translation utils * Normalize ru docs * Normalize other languages * some fixes * WIP on normalize/translate tools * add requirements.txt * [experimental] add es docs language as machine translated draft * remove duplicate script * Back to wider tab-stop (narrow renders not so well)
2.5 KiB
2.5 KiB
Funciones de tabla
Las funciones de tabla son métodos para construir tablas.
Puede usar funciones de tabla en:
-
DE cláusula de la
SELECTconsulta.The method for creating a temporary table that is available only in the current query. The table is deleted when the query finishes. -
CREAR TABLA COMO <table_function()> consulta.
It's one of the methods of creating a table.
!!! warning "Advertencia" No puede utilizar funciones de tabla si Método de codificación de datos: la configuración está deshabilitada.
| Función | Descripci |
|---|---|
| file | Crea un File-mesa del motor. |
| fusionar | Crea un Fusionar-mesa del motor. |
| numero | Crea una tabla con una sola columna llena de números enteros. |
| remoto | Le permite acceder a servidores remotos sin crear un Distribuido-mesa del motor. |
| URL | Crea un URL-mesa del motor. |
| mysql | Crea un MySQL-mesa del motor. |
| jdbc | Crea un JDBC-mesa del motor. |
| Nosotros | Crea un ODBC-mesa del motor. |
| Hdfs | Crea un HDFS-mesa del motor. |